Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 9, NWS Raleigh, NC

March 6, 2011Wayne County, Wilson County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Mar 6, 2011, 5:57 PM EST for Wayne County, Wilson County, North Carolina. It was in force for 46 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 6, 2011, 5:57 PM EST (22:57 UTC)
Expired
Mar 6, 2011, 6:43 PM EST
In force
46 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon

Counties Wayne County, NC, Wilson County, NC

The radar

The Raleigh/Durham radar (KRAX), 55 km from the middle of the area, began a volume at 22:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Mar 6, 6:15 PM ESTFUNNEL CLOUD1 Sse Stantonsburg, NC
Mar 6, 6:17 PM ESTTORNADO1 Sse Stantonsburg, NCPUBLIC REPORTED A TORNADO WHICH DISPLACED SOME FARM EQUIPMENT APPROX 30 FT AND CAUSED SHINGLE DAMAGE TO A NEIGHBORING HOME.
Mar 6, 6:18 PM ESTFUNNEL CLOUD5 Se Wilson, NC

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 11.0 hours before the alert went out and 123 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Newport, NC at 12:00Z on 2011-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 54 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 12:00Z on 2011-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
54 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
241 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

389 
WUUS52 KRAH 062257
SVRRAH
NCC191-195-070000-
/O.NEW.KRAH.SV.W.0009.110306T2257Z-110307T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
557 PM EST SUN MAR 6 2011

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WAYNE COUNTY IN CENTRAL NORTH CAROLINA
  WILSON COUNTY IN CENTRAL NORTH CAROLINA

* UNTIL 700 PM EST

* AT 553 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM ALONG A LINE EXTENDING FROM FREMONT TO 8 MILES
  SOUTH OF MOUNT OLIVE...OR ALONG A LINE EXTENDING FROM 12 MILES
  NORTH OF GOLDSBORO TO 6 MILES NORTH OF WARSAW...MOVING NORTHEAST AT
  45 MPH. WINDS IN EXCESS OF 58 MPH ARE LIKELY WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  EUREKA...ELROY...
  WALNUT CREEK...STANTONSBURG...
  WILLBANKS...SEVEN SPRINGS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE WINDS WILL BLOW DOWN TREES...POWER LINES...AND CAN DAMAGE 
MOBILE HOMES AND OTHER BUILDINGS. SEEK SHELTER IN A STURDY STRUCTURE 
UNTIL THE STORM HAS PASSED. STAY AWAY FROM WINDOWS.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. BE PREPARED TO MOVE QUICKLY TO AN INTERIOR ROOM OF A SAFE
SHELTER IF YOU HEAR OR SEE A TORNADO.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING...1...8 7 7...6 3 3...6 7 7 2 OR NOTIFY YOUR LOCAL LAW
ENFORCEMENT AGENCY.

&&

LAT...LON 3557 7782 3542 7783 3537 7780 3535 7783
      3517 7783 3514 7790 3519 7802 3517 7811
      3544 7809 3552 7810 3558 7807 3560 7812
      3573 7818 3585 7782 3583 7776 3573 7773
      3567 7767
TIME...MOT...LOC 2257Z 237DEG 40KT 3557 7795 3511 7803

$$

MWS
2 follow-up statements
545 
WWUS52 KRAH 062324
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
624 PM EST SUN MAR 6 2011

NCC191-062333-
/O.CAN.KRAH.SV.W.0009.000000T0000Z-110307T0000Z/
WAYNE NC-
624 PM EST SUN MAR 6 2011

...THE SEVERE THUNDERSTORM WARNING FOR WAYNE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT.

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST SUNDAY EVENING
FOR CENTRAL NORTH CAROLINA.

LAT...LON 3557 7782 3558 7783 3558 7801 3560 7806
      3558 7807 3560 7812 3566 7815 3576 7808
      3585 7782 3583 7776 3579 7776 3573 7773
      3567 7767
TIME...MOT...LOC 2323Z 237DEG 40KT 3573 7765 3527 7773

$$

NCC195-070000-
/O.CON.KRAH.SV.W.0009.000000T0000Z-110307T0000Z/
WILSON NC-
624 PM EST SUN MAR 6 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EST
FOR WILSON COUNTY...

AT 620 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM WILLBANKS TO 25 MILES SOUTH OF
STANTONSBURG...OR ALONG A LINE EXTENDING FROM 9 MILES NORTHWEST OF
FARMVILLE TO LA GRANGE...MOVING NORTHEAST AT 45 MPH.

HAZARDS IN THE WARNING INCLUDE...
DAMAGING WINDS IN EXCESS OF 58 MPH.

WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF WIND 
DAMAGE...INCLUDING TREES OR LARGE LIMBS DOWNED BY CALLING THE 
NATIONAL WEATHER SERVICE TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST SUNDAY EVENING
FOR CENTRAL NORTH CAROLINA.

LAT...LON 3557 7782 3558 7783 3558 7801 3560 7806
      3558 7807 3560 7812 3566 7815 3576 7808
      3585 7782 3583 7776 3579 7776 3573 7773
      3567 7767
TIME...MOT...LOC 2323Z 237DEG 40KT 3573 7765 3527 7773

$$

MWS
876 
WWUS52 KRAH 062343
SVSRAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
643 PM EST SUN MAR 6 2011

NCC195-062350-
/O.CAN.KRAH.SV.W.0009.000000T0000Z-110307T0000Z/
WILSON NC-
643 PM EST SUN MAR 6 2011

...THE SEVERE THUNDERSTORM WARNING FOR WILSON COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND 
THE WARNING IS NO LONGER IN EFFECT. 

GUSTY WINDS BETWEEN 30 AND 40 MPH CAN BE EXPECTED OVER CENTRAL AND 
EASTERN WILSON COUNTY THROUGH 715 PM...AS A COLD FRONT WITH SHARPLY 
COOLER TEMPERATURES...INTO THE LOWER 50S...CROSSES THE REGION. 

IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS...PLEASE 
CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE 1...8 7 
7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW ENFORCEMENT AGENCY 
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE 
FORECAST OFFICE IN RALEIGH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST SUNDAY EVENING
FOR CENTRAL NORTH CAROLINA.

LAT...LON 3557 7782 3558 7783 3558 7801 3560 7806
      3558 7807 3560 7812 3566 7815 3576 7808
      3585 7782 3583 7776 3579 7776 3573 7773
      3567 7767
TIME...MOT...LOC 2340Z 237DEG 40KT 3583 7745 3537 7754

$$

MWS

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 6, 11:08 AM ESTSpecial Weather StatementRAHSampson52 min
Mar 6, 11:23 AM ESTSevere Thunderstorm WarningRAHJohnston, Sampson, Wayne43 min
Mar 6, 11:33 AM ESTTornado WarningRAHJohnston, Sampson, Wayne33 min
Mar 6, 12:53 PM ESTSpecial Weather StatementRAHFranklin37 min
Mar 6, 1:26 PM ESTSevere Thunderstorm WarningRAHHalifax19 min
Mar 6, 1:38 PM ESTSpecial Weather StatementRAHScotland67 min
Mar 6, 2:23 PM ESTSpecial Weather StatementRAHAlamance, Chatham, Orange, Person52 min
Mar 6, 2:39 PM ESTSpecial Weather StatementRAHAnson, Montgomery, Moore, Richmond51 min
Mar 6, 3:22 PM ESTSpecial Weather StatementRAHHarnett53 min
Mar 6, 3:35 PM ESTSpecial Weather StatementRAHCumberland55 min
Mar 6, 3:37 PM ESTSpecial Weather StatementRAHChatham, Cumberland, Harnett, Hoke, Lee, Moore and 2 more83 min
Mar 6, 4:23 PM ESTSpecial Weather StatementRAHJohnston52 min
Mar 6, 4:31 PM ESTSpecial Weather StatementRAHVance59 min
Mar 6, 4:57 PM ESTSpecial Weather StatementRAHSampson33 min
Mar 6, 5:01 PM ESTSpecial Weather StatementRAHSampson29 min
Mar 6, 5:11 PM ESTSpecial Weather StatementRAHEdgecombe, Franklin, Halifax, Johnston, Nash, Warren and 1 more64 min
Mar 6, 5:40 PM ESTSevere Thunderstorm WarningRAHFranklin, Halifax, Warren50 min
Mar 6, 5:47 PM ESTSevere Thunderstorm WarningRAHEdgecombe, Franklin, Halifax, Nash43 min
Mar 6, 6:09 PM ESTTornado WarningRAHEdgecombe, Wayne, Wilson51 min
Mar 6, 6:32 PM ESTSpecial Weather StatementRAHEdgecombe, Halifax58 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2011Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.